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Spindle speed s, Entering tool-related data 5.1 – HEIDENHAIN TNC 128 (77184x-02) User Manual

Page 147

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Entering tool-related data

5.1

5

TNC 128 | User's Manual HEIDENHAIN Conversational Programming | 5/2014

147

Spindle speed S

The spindle speed S is entered in revolutions per minute (rpm) in
a

TOOL CALL block. Instead, you can also define the cutting speed

Vc in meters per minute (m/min).

Programmed change

In the part program, you can change the spindle speed in a

TOOL

CALL block by entering the spindle speed only:

Program a tool call: Press the

TOOL CALL key

Ignore the dialog question for

Tool number ? with

the

NO ENT key

Ignore the dialog question for

Working spindle

axis X/Y/Z ? with the NO ENT key
Enter the new spindle speed for the dialog
question

Spindle speed S= ?, and confirm with

END, or switch via the VC soft key to entry of the
cutting speed.

Changing during program run

You can adjust the spindle speed during program run with the
spindle speed potentiometer S.